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tradon/ir/attachment.py
2025-12-26 13:11:43 +00:00

87 lines
2.8 KiB
Python
Executable File

# This file is part of Tryton. The COPYRIGHT file at the top level of
# this repository contains the full copyright notices and license terms.
from trytond.config import config
from trytond.i18n import lazy_gettext
from trytond.model import ModelSQL, ModelView, fields
from trytond.pool import Pool
from trytond.pyson import Eval
from trytond.tools import firstline
from trytond.transaction import Transaction
from .resource import ResourceMixin, resource_copy
__all__ = ['AttachmentCopyMixin']
if config.getboolean('attachment', 'filestore', default=True):
file_id = 'file_id'
store_prefix = config.get('attachment', 'store_prefix', default=None)
else:
file_id = None
store_prefix = None
class Attachment(ResourceMixin, ModelSQL, ModelView):
"Attachment"
__name__ = 'ir.attachment'
name = fields.Char('Name', required=True)
type = fields.Selection([
('data', 'Data'),
('link', 'Link'),
], 'Type', required=True)
description = fields.Text('Description')
summary = fields.Function(fields.Char('Summary'), 'on_change_with_summary')
link = fields.Char('Link', states={
'invisible': Eval('type') != 'link',
}, depends=['type'])
data = fields.Binary('Data', filename='name',
file_id=file_id, store_prefix=store_prefix,
states={
'invisible': Eval('type') != 'data',
}, depends=['type'])
file_id = fields.Char('File ID', readonly=True)
data_size = fields.Function(fields.Integer('Data size', states={
'invisible': Eval('type') != 'data',
}, depends=['type']), 'get_size')
@classmethod
def __setup__(cls):
super().__setup__()
cls._order = [
('create_date', 'DESC'),
('id', 'DESC'),
]
@staticmethod
def default_type():
return 'data'
def get_size(self, name):
with Transaction().set_context({
'%s.%s' % (self.__name__, name[:-len('_size')]): 'size',
}):
record = self.__class__(self.id)
return record.data
@fields.depends('description')
def on_change_with_summary(self, name=None):
return firstline(self.description or '')
@classmethod
def fields_view_get(cls, view_id=None, view_type='form', level=None):
pool = Pool()
ModelData = pool.get('ir.model.data')
if not view_id:
if Transaction().context.get('preview'):
view_id = ModelData.get_id(
'ir', 'attachment_view_form_preview')
return super().fields_view_get(
view_id=view_id, view_type=view_type, level=level)
class AttachmentCopyMixin(
resource_copy(
'ir.attachment', 'attachments',
lazy_gettext('ir.msg_attachments'))):
pass